This vibrant pink and blue collar is an attractive and sexy accessory. The nickel plated rivets are an eye catching bit of bling. Made of man-made polyethylene this collar contains no animal products. Polyethylene is non-toxic and surprisingly soft. This collar is also fully lined with a white cotton polyester blend and is machine washable. All metal hardware is nickel plated steel. This collar measures 17” x 3/4” and has 3 snaps allowing it to fit neck sizes; 14”, 15” and 16”